//#define WDT

#ifdef WDT
	#define Open_WDT() {WDTCTL = WDT_ARST_16;}
	#define Tick_WDT() {WDTCTL = WDTPW + WDTCNTCL;}
#else
	#define Open_WDT() {WDTCTL = WDTPW + WDTHOLD;}               // Stop watchdog timer.
	#define Tick_WDT() {;}
#endif